Comparison

Thread Pitch Gauge vs OpenCode

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Thread Pitch Gauge

Features
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Turn your iPhone or iPad into a calibrated thread gauge and practical machining toolkit. Thread Pitch Gauge helps machinists, CNC operators, mechanics, fabricators, and serious DIY users identify fasteners, choose drills, calculate layouts, and create shop-ready templates—right at the machine. MEASURE & IDENTIFY • Match an unknown thread with an on-screen pitch gauge. • Measure diameter with the virtual caliper. • Use the guided thread wizard and reference tables for ISO Metric, UNC, UNF, UNEF, NPT, BSPT, and SAE machine-screw standards. • Find tap drills, clearance holes, drill sizes, and metric/inch equivalents. • Create and save custom thread entries. MACHINING & LAYOUT CALCULATORS • Surface Speed / RPM / Diameter • Bolt Circle / PCD with X/Y coordinates, start angle, and CW/CCW direction • Single-row and variable-diameter hole spacing • Rectangular, circular, and oval hole patterns • Right Triangle calculations • Diameter Tape • Dividing Plate layouts SAVE, PRINT & SHARE Keep important calculations with names and notes, then export PDF reports, CSV coordinate tables, or SVG drawings. Generate true-size Diameter Tape and Dividing Plate templates where supported. BUILT FOR REAL SHOP WORK • Switch between metric and imperial units. • Works offline—no account required. • Localized for 33 languages. • Designed for iPhone and iPad. FREE TO PREVIEW Download free and preview every feature. A single Full Access purchase unlocks all calculations, interactive controls, saving, and export forever. No subscription. Whether you are identifying a mystery bolt, setting spindle RPM, laying out a flange, or preparing a drilling template, Thread Pitch Gauge replaces scattered charts and single-purpose calculators with one fast, organized shop companion. Important: Calibrate on-screen measuring tools before use. Printed template accuracy depends on printer scaling. Always verify critical dimensions and machining parameters before cutting.

About

OpenCode

Features
Read full description

Seamlessly continue OpenCode sessions started on your computer from your phone, or continue mobile sessions back on your computer. (this is an open source community project. It is unofficial and is not affiliated with opencode.ai) FEATURES: â—† Connect to any OpenCode server over HTTP or HTTPS, whether on your local network or remotely through a VPN such as Tailscale. â—† Create multiple server profiles and automatically connect to your preferred server. â—† Basic Auth support, including OpenCode servers configured with OPENCODE_SERVER_PASSWORD. â—† Pull down while connected to access server management. Pull to refresh or open the menu to switch and manage servers. â—† Automatic server health checks with exponential reconnect when the connection is interrupted. â—† Secure password storage using Keychain. â—† Dark and light themes with automatic system theme support. â—† Optional Enter newline mode. Enter inserts a new line and Shift+Enter sends the prompt. â—† OPEN SOURCE Found a bug or have an idea for an improvement? Contributions are welcome. You can report issues, suggest features, or submit pull requests on GitHub. GitHub repository: https://github.com/bmpenuelas/opencode-mobile-client â—† QUICK START: An OpenCode server is required to use the app. The app acts as a client and connects to an OpenCode web server running on the computer where your source code and development tools are located. â–º Without authentication opencode web --hostname 0.0.0.0 --port 4096 â–º With authentication Authentication is recommended when the server is accessible beyond your trusted local network. export OPENCODE_SERVER_PASSWORD="your-secret-password" opencode serve --hostname 0.0.0.0 --port 4096 When authentication is enabled, the default username in the app is: opencode

Screenshots

Thread Pitch Gauge4 screens
OpenCode4 screens

Verdict

The call

The clearest difference is price: OpenCode at Free against Thread Pitch Gauge's $1.99. OpenCode also leads on update cadence (weekly vs every 5 months) and iOS requirement (15.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

OpenCode is free to download; Thread Pitch Gauge costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Thread Pitch Gauge ships an update every 5 months, OpenCode weekly. The most recent releases landed on October 11, 2026 and October 3, 2026 respectively.

Scorecard3 real differences · 3 level
Thread Pitch Gauge versus OpenCode: the parameters behind the verdict, then further details
ParameterThread Pitch GaugeOpenCode
Price$1.99Free — better
Update frequencyEvery 5 monthsWeekly — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size6 MB3 MB
Age rating4+4+
DeveloperVladislav ZhirnovLogic Edge SL

In-app purchases

None

Thread Pitch Gauge

No in-app purchases

None

OpenCode

No in-app purchases

Questions

Is Thread Pitch Gauge free?
Thread Pitch Gauge costs $1.99, with no in-app purchases.
Is OpenCode free?
OpenCode is free to download, with no in-app purchases.
Do Thread Pitch Gauge or OpenCode have ads?
Neither Thread Pitch Gauge nor OpenCode shows ads.
Which is updated more often, Thread Pitch Gauge or OpenCode?
Thread Pitch Gauge ships an update every 5 months, and OpenCode weekly. Most recently, Thread Pitch Gauge was updated on October 11, 2026 and OpenCode on October 3, 2026.

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